Roofing compound



, pounds; litharge, three pounds. I first mix thoroughly cut the oil.

UNTTED STATES PATENT @rrrce.

HORACE H. HUTGHINS, OF MAQUOKETA, IOWA.

ROOFING COMPOUND.

SPECIFICATION formingpart of Letters Patent No. 270,436, dated January 9, 1883. Application filed May22,188-2. (N0 specimens.)

To all whom it may concern Be it known that I, HORACE H.11UTCHINS, of Maquoketa, in the county of Jackson and State of Iowa, have invented certain new and useful Improvements in Roofing Compounds; andl dohereby declare that the following is a full, clear, and exact description of the invention, which will enable others skilled in the art to which it appertains to make and use the same. i

My compound or composition consists of the following ingredients, combined in about the proportion stated, viz: coal-tar, one barrel; boiled linseed-oil, ten gallons; turpentine, six gallons; rosin, (pulverizerh) ten pounds; sugar of lead, three pounds; plaster-of-paris, two

the oil and turpentine, stirring it well, so as to I then add the dry ingredients, and lastly add the coal-tar, the whole being stirred well to mix itthoroughly, hen it is ready for use.

In using the above-named composition, dry iron paint is added in suitable proportions during the process of coating or painting the root', and other pigments may he added,if desired. By the use of this composition leaky seams can easily be stopped. It does not blister in the sun and is affected neither by heat or cold.

I am aware that rooting compositions containing coal-tar, linseed-oil, and litharge have been used beforeyand I am also aware that some of the other ingredients have been used separately in other compouiids used for the same purpose; but I am not aware that all of the ingredients ofniy composition in the proportions stated have been used. together.

I am aware that a roofing compound has been made of coal-tar, pulverized rosin, indiarubber out in turpentine, shellac varnish, asphalt varnish, brown japan, linseed-oil, white lead, mineral paint, yellow oeher, and sugar of lead, and. such compound is not sought to be covered in this application.

' \Vhat I claiimand desire to secure by Letters Patent of the United States, is-

The herein-described roofing compound or composition, consisting of coal-tar, boiled linseedoil, turpentine, pulverized rosin, sugar of lead, plaster of-paris, and litharge, in the proportions specitied.

In testimonythat Iclaim the foregoing as my own I' have hereunto affixed my signature in presence of two witnesses.

HORACE H. HUTGHINS. Witnesses:

J. A. BUGHNER, B. B. FRASE. 

